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Webster 1913 Edition


Ptosis


Pto′sis

(tō′sĭs)
,
Noun.
[NL., fr. Gr.
πτῶσισ
a falling.]
(Med.)
Drooping of the upper eyelid, produced by paralysis of its levator muscle.

Definition 2024


Ptosis

Ptosis

See also: ptosis

German

Noun

Ptosis f (genitive Ptosis, plural Ptosen)

  1. ptosis

Declension

Synonyms

  • Lidsenkung

ptosis

ptosis

See also: Ptosis

English

Noun

ptosis (plural ptoses)

  1. The prolapse of a bodily organ, especially drooping of the eyelid or the breasts.
    • 1970, JG Ballard, The Atrocity Exhibition:
      There were many other factors to be taken into account: Miss West’s age, the type of enlargement, whether the condition was one of pure hypertrophy, the degree of ptosis present, the actual scale of enlargement and, finally, the presence of any pathology in the breast tissue itself.

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